Ph.D, Illinois Institute of Technology, Mechanics, 1970
B.S., Massachusetts Institute of Technology, Aeronautics and Astronautics,1965
NDE using high frequency waves to inspect materials and locate and characterize flaws
Quantitative determination of flaw type, size, and flaw material/geometrical features
Quantitative ultrasonic array imaging methods
Schmerr, L.W. and A. Sedov, “ Ultrasonic measurement models for contact testing with bulk waves, surface waves, and plate waves,” Research in NDE, 22, 129-147, 2011.
Schmerr, L.W., Huang, R., and A. Sedov, "The simulation of ultrasonic beams with a Gaussian beam equivalent point source model," Chinese Journal of Acoustics, 2, 2010.
Huang, R., and L.W. Schmerr, “Characterization of the system functions of ultrasonic linear phased array inspection systems,” Ultrasonics, 49, pp. 219-225, 2009.
Schmerr, L.W., and A. Sedov, “Fundamentals of ultrasonic phased arrays," Mod. Phys. Letters, B, 22, No. 11, pp 912-921, 2008.
Huang, R., Schmerr, L.W., and A. Sedov, “Modeling the radiation of ultrasonic phased-array transducers with Gaussian beams,” IEEE Trans. Ultrasonics, Ferroelectrics, and Frequency Control, 55, pp. 2692-2702, 2008
Schmerr, L.W. and S.J. Song, Ultrasonic Nondestructive Evaluation Systems –Models and Measurements, Springer, New York, N.Y., 2007